42-255-37686

PRODUCING Horizontal

GRAMM UNIT

KARNES County · District 2 · DEVON ENERGY PRODUCTION CO L.P. · EAGLEVILLE (EAGLE FORD-2)

Permits

1

Max Depth

14,000 ft

First Permit

2023-01-23

Latest Activity

2023-01-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-06-13

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-12

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (10) Elevation 357 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)2,203 ft-1,846 ft
QUEEN CITY 3,259 ft-2,902 ft
REKLAW 3,620 ft-3,263 ft
CARRIZO 4,732 ft-4,375 ft
WILCOX - DISPOSAL (Wilcox)5,169 ft-4,812 ft
AUSTIN CHALK - H2S (Austin Chalk)8,701 ft-8,344 ft
EAGLE FORD - H2S (Eagle Ford)9,107 ft-8,750 ft
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
SLIGO - H2S (Sligo)

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-255-37685 GRAMM UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.0 mi
Yegua 2,199'Queen City 3,258'Reklaw 3,616'Carrizo 4,732'Wilcox 5,157'Austin Chalk 8,704'Eagle Ford 9,106'Frio Sligo Edwards
42-255-37687 GRAMM UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.0 mi
Yegua 2,202'Queen City 3,263'Reklaw 3,624'Carrizo 4,733'Wilcox 5,209'Austin Chalk 8,695'Eagle Ford 9,091'Frio Sligo Edwards
42-255-37684 GRAMM UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.0 mi
Yegua 2,187'Queen City 3,244'Reklaw 3,601'Carrizo 4,718'Wilcox 5,161'Austin Chalk 8,709'Eagle Ford 9,111'Frio Edwards Sligo
42-255-37683 GRAMM UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.0 mi
Yegua 2,124'Queen City 3,176'Reklaw 3,539'Carrizo 4,653'Wilcox 5,094'Austin Chalk 8,714'Eagle Ford 9,114'Edwards Sligo Frio
42-255-35582 GEORG (EF) · LONESTAR OPERATING, LLC
1.2 mi
Frio 600'Yegua 1,000'Queen City 1,950'Reklaw 3,900'Carrizo 4,500'Wilcox 5,000'Austin Chalk 8,269'Eagle Ford 8,542'Sligo Edwards
42-255-35583 GEORG (EF) · LONESTAR OPERATING, LLC
1.2 mi
Frio 600'Yegua 1,000'Queen City 1,950'Reklaw 3,900'Carrizo 4,500'Wilcox 5,000'Austin Chalk 8,275'Eagle Ford 8,555'Sligo Edwards
42-255-35584 GEORG (EF) · LONESTAR OPERATING, LLC
1.2 mi
Frio 600'Yegua 1,000'Queen City 1,950'Reklaw 3,900'Carrizo 4,500'Wilcox 5,000'Austin Chalk 8,290'Eagle Ford 8,566'Sligo Edwards
42-255-37583 MAPLE C · LONESTAR OPERATING, LLC
1.3 mi
Anacacho 8,154'Austin Chalk 8,254'Eagle Ford 8,465'Queen City Edwards Reklaw Carrizo Yegua Wilcox Frio

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (2)

IntervalType
9,292–10,862 ftPerforated
11,893–15,707 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"3,881 ft1,155 sx
5.5"15,800 ft2,465 sx

Permit History (1)

Applications (1)

#887467 A DEVON ENERGY PRODUCTION CO, L.P.
received 2023-01-19

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2023-07-26 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Lat 29.149452
Lon -97.730544

Well Details

Well Number
7H
Max Depth
14,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2023-06-13

Operator

Location
OKLAHOMA CI, TY
P-5 Status
Active (filed 2025-12-18)
Cum Oil (all leases)
365,943,944 bbl
Cum Gas (all leases)
9,274,880,220 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
9,259